ajax 질문 있습니다.

<%@ page language="java" contentType="text/html; charset=UTF-8"

pageEncoding="UTF-8"%>

<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

<!DOCTYPE html>

<html lang="en">

<head>

<title>Spring MVC02</title>

<meta charset="utf-8">

<meta name="viewport" content="width=device-width, initial-scale=1">

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>

<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js"></script>

<script type="text/javascript">

$(document).ready(function()){

loadList();

});

function loadList(){

//서버와 통신 : 게시판 리스트 가져오기

$.ajax({

url : "boardList.do",

type : "get",

dataType : "json",

success : makeView,

error : function(){ alert("error"); }

});

}

function makeView(data){

alert(data);

}

</script>

</head>

<body>

<div class="container">

<h2>Spring MVC02</h2>

<div class="panel panel-default">

<div class="panel-heading">BOARD</div>

<div class="panel-body">Panel Content</div>

<div class="panel-footer">김성규</div>

</div>

</body>

</html>

위와같이 선생님과 코드를 똑같이 만들었고 오류메시지도 출력되는게 없는데

localhost:8081내용 : 이런 메세지창이 뜨지 않습니다

따로 설정해야하는게 있는건가요?

인프런 커뮤니티 질문&답변